Giant Sequoias Yield Longest Fire History from Tree Rings
UA News
University of Arizona
An article on the tedious procedure scientists undergo to gather the history of a tree by analyzing tree READ MORE http://uanews.org/node/30720
Dendrochronology
Wikipedia.org
Dendrochronology or tree-ring dating is the scientific method of dating based on the analysis of patterns of tree-rings.
Visit the website for images and the re READ MORE http://en.wikipedia.org/wiki/Dendrochronology
Tree Ring Dating
By W.P. Armstrong
Wayne's World
How do scientists determine how old a tree might be? Read and learn about the increment borer that scientists use. Great photos! READ MORE http://waynesword.palomar.edu/treedate.htm
Build a Tree-Ring Timeline
by Rick Groleau
PBS.org
Assessing the age of a living tree is straightforward enough - just extract a core from the tree's circular trunk and count the number of lines READ MORE http://www.pbs.org/wgbh/nova/methuselah/treering.html
Scientists analyze tree rings to determine the age of a tree; one ring usually represents one year of growth.